Control Assembly: Service and Repair

A. Removal and installation







1 Pull out both outlets at instrument panel center.







2 Loosen both screws (arrow) and push center console top slightly down.
3 Pull knob from blower switch and pull molding for blower switch out of center console.
4 Pull connector from switch fresh air/recirculating air.







5 Lift both clamps (arrow) with a pointed tool and pull out complete pushbutton switch unit.
6 Pull both 12-pin connectors from pushbutton switch unit.







9 Fuse 2 amps

7 Install in vice-versa sequence, while plugging electric line with red adhesive tape into lefthand connecting plug of pushbutton switch unit.

NOTE: The fuse for electronics in pushbutton switch unit is at the rear on pushbutton switch unit.

B. Renewing bulbs for lamps







1 Remove cover (57) in upward direction, while pushing against both hooks (arrow).







2 Push both engaging lugs (arrow) slightly down and pull lamp socket (58) out to the rear. Then remove bulbs from lamp socket.
3 Install in vice-versa sequence.

C. Removal and installation of wood panelling







1 Pull both clamps (arrow) in upward direction.
2 Remove wood panelling in forward direction.
3 Install in vice-versa sequence.

D. Removal and installation of temperature wheel (without potentiometer)

Removal
1 Remove wooden panelling (refer to section C).







2 Position temperature wheel between "MIN" and 18 °C, then push out drive pin (arrow) with screw driver.







3 Push engaging lugs (arrow) down and tilt frame (59) forward.







4 Remove temperature wheel (a) from pushbutton switch unit.

Installation
5 Insert ball (arrow) and temperature wheel (a) in position "MIN" to 18 °C into pushbutton switch unit. Then push drive pin into pushbutton switch unit, while turning temperature wheel until the drive pin engages in wheel. Continue installation in vice-versa sequence.